Which letter is not used as a symbol of chemical element?

N
O
P
R
N is the chemical symbol of ni­tro­gen, O - oxygen, P - phos­pho­rus.

Answers distribution

N
O
P
R
answers
flagAustralia
0%
0%
0%
100%
13
flagUnknown
4%
5%
6%
83%
73
flagCanada
4%
0%
12%
83%
24
flagPoland
4%
6%
6%
81%
3397
flagIndia
0%
8%
6%
81%
115
flagSingapore
0%
14%
7%
78%
14
flagthe United States
6%
8%
7%
77%
225
flagMalaysia
7%
7%
0%
76%
13
flagthe United Kingdom
4%
8%
9%
75%
162
flagNorway
6%
13%
6%
73%
15
flagPakistan
0%
13%
13%
73%
15
flagthe United Arab Emirates
18%
0%
9%
72%
11
flagthe Philippines
10%
0%
10%
70%
20
flagIndonesia
10%
10%
20%
60%
10
flagRepublic of Ireland
23%
23%
0%
53%
13
flagGermany
6%
22%
19%
51%
31
flagFinland
46%
7%
15%
30%
13

Gender

men79%
women80%
N
5%
5%
O
6%
7%
P
8%
6%
R
79%
80%

Language versions

question
answers
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Which letter is not used as a symbol of chemical element?
599
78%

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Author: globalquiz.org
Illustration: Bri Weldon
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